diff --git a/lua/plugins/elixir.lua b/lua/plugins/elixir.lua
new file mode 100644
index 0000000..e692edc
--- /dev/null
+++ b/lua/plugins/elixir.lua
@@ -0,0 +1,34 @@
+-- Stands in for LazyVim's elixir extra, whose nvim-lint opts replace
+-- linters_by_ft outright and drop every linter configured before it.
+return {
+  {
+    "nvim-treesitter/nvim-treesitter",
+    -- A function rather than init: lazy.nvim keeps only the last init for a
+    -- plugin, and xaml.lua sets one too.
+    opts = function(_, opts)
+      vim.treesitter.language.register("markdown", "livebook")
+      vim.list_extend(opts.ensure_installed, { "elixir", "heex", "eex" })
+    end,
+  },
+  {
+    "neovim/nvim-lspconfig",
+    opts = {
+      servers = {
+        expert = {},
+      },
+    },
+  },
+  {
+    "mfussenegger/nvim-lint",
+    opts = {
+      linters_by_ft = { elixir = { "credo" } },
+      linters = {
+        credo = {
+          condition = function(ctx)
+            return vim.fs.find({ ".credo.exs" }, { path = ctx.filename, upward = true })[1] ~= nil
+          end,
+        },
+      },
+    },
+  },
+}